before a vowel regularly typhl-, ad. Gr. τυφλο-, combining form of τυφλός blind: occurring in a few recent scientific and technical words, chiefly pathological and surgical terms relating to the cæcum (Gr. τυφλόν: see prec.). Typhlatony, atony of the cæcum. Typhlectomy [Gr. ἐκτομή excision], excision of the cæcum. Typhlenteritis, more regular form of typhlo-enteritis. Typhlodicliditis [Gr. δικλίς, δικλιδ- folding door], inflammation of the ileo-cæcal valve. Typhlo-enteritis (also tuphlo-) [Gr. ἔντερον intestine] = TYPHLITIS. Typhlograph [-GRAPH: cf. F. typhlographe (Littré)], an apparatus for assisting the blind to write evenly. Typhlolithiasis [LITHIASIS], formation of calculi or hard concretions in the cæcum. Typhlology [-LOGY], the scientific knowledge relating to blindness. Typhlopexy [Gr. πῆξις fixation], the operation of fixing the cæcum to the wall of the abdomen. Typhlostenosis [Gr. στένωσις straitening, contraction], constriction of the cæcum. Typhlotomy [Gr. τομή cutting], incision into the cæcum.
1900–13. Dorland, Med. Dict., *Typhlatony, inefficiency of the motor activity of the cæcum. Ibid., *Typhlectomy…. *Typhlenteritis…. *Typhlodicliditis.
1857. Dunglison, Med. Lex., *Tuphlo-enteritis. Ibid., Typhlo-enteritis.
1866. [see TYPHLITIS].
1896. Westm. Gaz., 2 May, 2/3. Messrs. Jarrold send us a sample of what they … term ‘The *Typhlograph.’ It consists of a neat slope of hard wood with grooves on the surface, and it is designed to enable the blind to produce ordinary hand-writing in a straight line.
1898. Internat. Cycl. (N.Y.), II. 641. Mr. Gall’s typhlograph is a much more perfect instrument.
1890. Billings, Med. Dict., *Typhlolithiasis.
1872. W. H. Levy (title), Blindness and the Blind: or, a Treatise on the Science of *Typhlology.
1900–13. Dorland, Med. Dict., Typhlopexia, *typhlopexy.
1890. Billings, Med. Dict., *Typhlostenosis.
1903. Lancet, 30 May, 1511/1. Other operations may be required to relieve the patient, such as *typhlotomy, colotomy.
